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#!./perl
#
# Tests for perl exit codes, playing with $?, etc...
BEGIN {
chdir 't' if -d 't';
@INC = qw(. ../lib);
}
# Run some code, return its wait status.
sub run {
my($code) = shift;
return system($^X, "-e", $code);
}
BEGIN {
# MacOS system() doesn't have good return value
$numtests = ($^O eq 'VMS') ? 9 : ($^O eq 'MacOS') ? 0 : 17;
}
require "test.pl";
plan(tests => $numtests);
if ($^O ne 'MacOS') {
my $exit, $exit_arg;
$exit = run('exit');
is( $exit >> 8, 0, 'Normal exit' );
is( $exit, $?, 'Normal exit $?' );
is( ${^CHILD_ERROR_NATIVE}, 0, 'Normal exit ${^CHILD_ERROR_NATIVE}' );
if ($^O ne 'VMS') {
my $posix_ok = eval { require POSIX; };
my $wait_macros_ok = defined &POSIX::WIFEXITED;
$exit = run('exit 42');
is( $exit >> 8, 42, 'Non-zero exit' );
is( $exit, $?, 'Non-zero exit $?' );
isnt( !${^CHILD_ERROR_NATIVE}, 0, 'Non-zero exit ${^CHILD_ERROR_NATIVE}' );
SKIP: {
skip("No POSIX", 3) unless $posix_ok;
skip("No POSIX wait macros", 3) unless $wait_macros_ok;
ok(POSIX::WIFEXITED(${^CHILD_ERROR_NATIVE}), "WIFEXITED");
ok(!POSIX::WIFSIGNALED(${^CHILD_ERROR_NATIVE}), "WIFSIGNALED");
is(POSIX::WEXITSTATUS(${^CHILD_ERROR_NATIVE}), 42, "WEXITSTATUS");
}
SKIP: {
skip("Skip signals and core dump tests on Win32", 7) if $^O eq 'MSWin32';
$exit = run('kill 15, $$; sleep(1);');
is( $exit & 127, 15, 'Term by signal' );
ok( !($exit & 128), 'No core dump' );
is( $? & 127, 15, 'Term by signal $?' );
isnt( ${^CHILD_ERROR_NATIVE}, 0, 'Term by signal ${^CHILD_ERROR_NATIVE}' );
SKIP: {
skip("No POSIX", 3) unless $posix_ok;
skip("No POSIX wait macros", 3) unless $wait_macros_ok;
ok(!POSIX::WIFEXITED(${^CHILD_ERROR_NATIVE}), "WIFEXITED");
ok(POSIX::WIFSIGNALED(${^CHILD_ERROR_NATIVE}), "WIFSIGNALED");
is(POSIX::WTERMSIG(${^CHILD_ERROR_NATIVE}), 15, "WTERMSIG");
}
}
} else {
# On VMS, successful returns from system() are always 0, warnings are 1,
# errors are 2, and fatal errors are 4.
$exit = run("exit 196609"); # %CLI-S-NORMAL
is( $exit >> 8, 0, 'success exit' );
$exit = run("exit 196611"); # %CLI-I-NORMAL
is( $exit >> 8, 0, 'informational exit' );
$exit = run("exit 196608"); # %CLI-W-NORMAL
is( $exit >> 8, 1, 'warning exit' );
$exit = run("exit 196610"); # %CLI-E-NORMAL
is( $exit >> 8, 2, 'error exit' );
$exit = run("exit 196612"); # %CLI-F-NORMAL
is( $exit >> 8, 4, 'fatal error exit' );
}
$exit_arg = 42;
$exit = run("END { \$? = $exit_arg }");
# On VMS, in the child process the actual exit status will be SS$_ABORT,
# which is what you get from any non-zero value of $? that has been
# dePOSIXified by STATUS_UNIX_SET. In the parent process, all we'll
# see are the severity bits (0-2) shifted left by 8.
$exit_arg = (44 & 7) if $^O eq 'VMS';
is( $exit >> 8, $exit_arg, 'Changing $? in END block' );
}
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